25723040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 75238632

約数和(自身を除く): 49515592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 193, 196, 224, 238, 245, 272, 280, 340, 386, 392, 476, 490, 544, 560, 595, 680, 772, 784, 833, 952, 965, 980, 1120, 1190, 1351, 1360, 1544, 1568, 1666, 1904, 1930, 1960, 2380, 2702, 2720, 3088, 3281, 3332, 3808, 3860, 3920, 4165, 4760, 5404, 6176, 6562, 6664, 6755, 7720, 7840, 8330, 9457, 9520, 10808, 13124, 13328, 13510, 15440, 16405, 16660, 18914, 19040, 21616, 22967, 26248, 26656, 27020, 30880, 32810, 33320, 37828, 43232, 45934, 47285, 52496, 54040, 65620, 66640, 75656, 91868, 94570, 104992, 108080, 114835, 131240, 133280, 151312, 160769, 183736, 189140, 216160, 229670, 262480, 302624, 321538, 367472, 378280, 459340, 524960, 643076, 734944, 756560, 803845, 918680, 1286152, 1513120, 1607690, 1837360, 2572304, 3215380, 3674720, 5144608, 6430760, 12861520, 25723040]

約数ペア:

[(1, 25723040), (2, 12861520), (4, 6430760), (5, 5144608), (7, 3674720), (8, 3215380), (10, 2572304), (14, 1837360), (16, 1607690), (17, 1513120), (20, 1286152), (28, 918680), (32, 803845), (34, 756560), (35, 734944), (40, 643076), (49, 524960), (56, 459340), (68, 378280), (70, 367472), (80, 321538), (85, 302624), (98, 262480), (112, 229670), (119, 216160), (136, 189140), (140, 183736), (160, 160769), (170, 151312), (193, 133280), (196, 131240), (224, 114835), (238, 108080), (245, 104992), (272, 94570), (280, 91868), (340, 75656), (386, 66640), (392, 65620), (476, 54040), (490, 52496), (544, 47285), (560, 45934), (595, 43232), (680, 37828), (772, 33320), (784, 32810), (833, 30880), (952, 27020), (965, 26656), (980, 26248), (1120, 22967), (1190, 21616), (1351, 19040), (1360, 18914), (1544, 16660), (1568, 16405), (1666, 15440), (1904, 13510), (1930, 13328), (1960, 13124), (2380, 10808), (2702, 9520), (2720, 9457), (3088, 8330), (3281, 7840), (3332, 7720), (3808, 6755), (3860, 6664), (3920, 6562), (4165, 6176), (4760, 5404)]